bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Use FxHash{Map,Set} instead of the default Hash{Map,Set} everywhere in rustc.

Browse source
This commit is contained in:
Eduard-Mihai Burtescu 2018-08-18 13:55:43 +03:00
parent 83ddc33347
commit 93f3f5b155
34 changed files with 156 additions and 152 deletions
Download patch file Download diff file Expand all files Collapse all files

10
src/libsyntax/ext/tt/macro_parser.rs
View file

@ -96,11 +96,11 @@ use OneVector;
use symbol::keywords;
use tokenstream::TokenStream;
use rustc_data_structures::fx::FxHashMap;
use std::collections::hash_map::Entry::{Occupied, Vacant};
use std::mem;
use std::ops::{Deref, DerefMut};
use std::rc::Rc;
use std::collections::HashMap;
use std::collections::hash_map::Entry::{Occupied, Vacant};
// To avoid costly uniqueness checks, we require that `MatchSeq` always has a nonempty body.
@ -263,7 +263,7 @@ pub enum ParseResult<T> {
/// A `ParseResult` where the `Success` variant contains a mapping of `Ident`s to `NamedMatch`es.
/// This represents the mapping of metavars to the token trees they bind to.
pub type NamedParseResult = ParseResult<HashMap<Ident, Rc<NamedMatch>>>;
pub type NamedParseResult = ParseResult<FxHashMap<Ident, Rc<NamedMatch>>>;
/// Count how many metavars are named in the given matcher `ms`.
pub fn count_names(ms: &[TokenTree]) -> usize {
@ -351,7 +351,7 @@ fn nameize<I: Iterator<Item = NamedMatch>>(
sess: &ParseSess,
m: &TokenTree,
res: &mut I,
ret_val: &mut HashMap<Ident, Rc<NamedMatch>>,
ret_val: &mut FxHashMap<Ident, Rc<NamedMatch>>,
) -> Result<(), (syntax_pos::Span, String)> {
match *m {
TokenTree::Sequence(_, ref seq) => for next_m in &seq.tts {
@ -382,7 +382,7 @@ fn nameize<I: Iterator<Item = NamedMatch>>(
Ok(())
}
let mut ret_val = HashMap::new();
let mut ret_val = FxHashMap::default();
for m in ms {
match n_rec(sess, m, res.by_ref(), &mut ret_val) {
Ok(_) => {}